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參數(shù)資料
| 型號(hào)： | TDA7514 |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | SINGLE-CHIP FM/AM TUNER WITH STEREO DECODER AND AUDIO PROCESSOR |
| 中文描述： | 單芯片F(xiàn)M /調(diào)幅調(diào)諧立體聲解碼器和音頻處理器 |
| 文件頁數(shù)： | 30/74頁 |
| 文件大?。?/td> | 604K |
| 代理商： | TDA7514 |
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TDA7514
30/74
Table 15. SUBADDRESS 0: Change Pump Control
MSB
LSB
Function
Subaddr.
D7
D6
D5
D4
D3
D2
D1
D0
24
not used
Clksep
XTAL adjustment
XTAL adjustment, clock sep
25
QualityOut AC gain
QualityOut MP gain
ISS MP rectifier gain
ISS/Quality MP
filtergain
Multipath detector, Quality out
26
FMNAGC threshold
LSD
FMWAGC threshold
FM demod ref frequency divider
FMdemod ref frequency divider,
FM AGC
27
not used
FM demod NB
FM demod fine adjust
FM demod fine adjust, FM demod
noise blanker
28
Test disable
connect
EXT WB
enable
Smeter Slider
Smeter sloder, External WB,
testing
29
AMIF 2AMP gain
AM Smeter Stop threshold
AM stop station, AM IF 2
Amplifier Gain
FM
demod
input
30
not used
AM FAST
AGC2
ARS ISS
indicator
WX
narrow
Sm &
IFT1 adjust
IFT adjust, AM fast AGC2, ARS,
WB narrow Smeter/FC
31
not used
AMIFNB Smeter dis
threshold
AMIFNB slow rect offset
AM IF NB
MSB
LSB
FUNCTION
D7
D6
D5
D4
D3
D2
D1
D0
0
0
0
0
High current = 0mA
0
0
0
1
High current = 0.5mA
0
0
1
0
High current = 1mA
0
0
1
1
High current = 1.5mA
1
1
1
1
High current = 7.5mA
Low current
= 0
μ
A
Low current = 50
μ
A
Low current = 100
μ
A
Low current = 150
μ
A
0
0
0
1
1
0
1
1
Change cump current control
0
low current only
1
Automatic current control
Turner Stand-by
0
Turner StandBy OFF
1
Turner StandBy ON
Table 14. Address Organization (Tuner Section) (continued)
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